@misc{alsabah2019robo,
  title={Robo-advising: Learning Investors' Risk Preferences via Portfolio Choices},
  author={Humoud Alsabah and Agostino Capponi and Octavio Ruiz Lacedelli and Matt Stern},
  year={2019},
  eprint={1911.02067},
  archivePrefix={arXiv},
  primaryClass={q-fin.PM},
  doi={10.1093/jjfinec/nbz040},
  url={https://arxiv.org/abs/1911.02067}
}